BSCC 1010 Final exam (All questions correctly solved)

What is biology? correct answers Posing questions about the living world and seeking answers through scientific inquiry What are the three domains of life? correct answers Bacteria and Arachne (prokaryotic) Eukarya(organisms with eukaryotic cells) What is the difference between the three domains of life? correct answers Bacteria and Arachne (prokaryotic) Eukarya(organisms with eukaryotic cells) What are the 4 kingdoms of the domain Eukarya? correct answers Kingdom plantae Kingdom fungi Kingdom animalia Protists What is hypothesis? correct answers Tentative answer to a well-framed question What is the difference between theory and hypothesis? correct answers Theory is a broader in scope than a hypothesis Has more evidence What is an element? correct answers A substance that cannot be broken down to other substances by chemical reactions What are the four main elements of human body? correct answers Oxygen, carbon. Hydrogen and nitrogen What are protons, nuetrons, electrons? where are they located? correct answers Positive, negative and neutral What does the atomic # tell you about an element? correct answers The number of protons in nuclues What does mass # tell you? correct answers Number of protons and nuetrons in nucleus What are electron shells? How many electrons in a shell? correct answers Orbit and 2 or 8 Which shell is a valence shell? What does valance tell you about shell? correct answers Outer shell of elecyron Which chemical bond is strongest? correct answers Covalent bond and ionic bond Which bond involves sharing of electrons? correct answers Covalent bond